Definitions for "Open Dump"
An uncovered space once used for depositing municipal refuse, which sometimes causes health and sanitation problems. These have been replaced with modern sanitary landfills with designs that contain waste and prevent contamination of surrounding areas.
An open disposal site. In the United States, open dumps are being phased out by the Environmental Protection Agency (EPA).
an illegal waste disposal site and should not be confused with a permitted municipal solid waste landfill or a recycling facility